PRACTICE EXERCISE
1.
What is a single frequency sound wave called?
a.
Pure tone
c.
Complex wave
b.
Compression
d.
Rarefaction wave
2.
The higher the frequency of a sound, the greater the number of:
a.
Cycles per second
c.
Electromagnetic sounds
b.
Sine wave
d.
Amplitude
3.
Which characteristic determines the pitch of sound?
a.
c.
Frequency
b.
Reverberation
d.
Cycles per second
4.
What are the frequencies that are audible to the normal human learning range?
a.
5 Hz to 15,000
c.
20 Hz to 30,000 Hz
b.
15 Hz to 20,000 Hz
d.
25 Hz to 35,000 Hz
5.
Which of the following occurs when there is no complete union of waves because of
compressions and rarefactions?
a.
c.
Absorption
b.
Reverberation
d.
Complex tone
6.
Which measurement is used to measure a signal that does not fluctuate?
a.
Volume unit
c.
Pure tone
b.
Decibel
d.
Single wave
7.
The ideal location to record should absorb sound and is acoustically dead.
a.
True
b.
False
8.
What is the lowest frequency of the complex wave called?
a.
Amplitude
c.
Fundamental frequency
b.
Rarefaction
d.
Cycles per second
9.
Which factor affects sound quality from the partial union of like or unlike frequencies?
a.
c.
Beat frequencies
b.
Deflected
d.
Spectrum
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